package day03;

public class IfElseIfDemo {
    public static void main(String[] args) {
        double price = 2000;
        if (price>=2000){
            price*=0.5;
        } else if (price>=1000 && price<2000){
            price *=0.7;
        }else if (price>=500 && price<1000){
            price *=0.8;
        }else if (price<500){
            price*=0.9;
        }
        System.out.println("最终金额为："+price);
    }
}
